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74ACT11244PWG4 Fiches technique(PDF) 1 Page - Texas Instruments |
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74ACT11244PWG4 Fiches technique(HTML) 1 Page - Texas Instruments |
1 / 14 page 74ACT11244 OCTAL BUFFER/LINE DRIVER WITH 3-STATE OUTPUTS SCAS006C − AUGUST 1987 − REVISED APRIL 1996 1 POST OFFICE BOX 655303 • DALLAS, TEXAS 75265 D 3-State Outputs Drive Bus Lines or Buffer Memory Address Registers D Inputs Are TTL-Voltage Compatible D Flow-Through Architecture Optimizes PCB Layout D Center-Pin V CC and GND Configurations to Minimize High-Speed Switching Noise D EPICt (Enhanced-Performance Implanted CMOS) 1- mm Process D 500-mA Typical Latch-Up Immunity at 125 °C D Package Options Include Plastic Small-Outline (DW), Shrink Small-Outline (DB), and Thin Shrink Small-Outline (PW) Packages, and Standard Plastic 300-mil DIPs (NT) description ThIs octal buffer or line driver is designed specifically to improve both the performance and density of 3-state memory address drivers, clock drivers, and bus-oriented receivers and transmitters. Together with the ’ACT11240, this device provides the choice of various combinations of inverting and noninverting outputs. The 74ACT11244 is characterized for operation from −40 °C to 85°C. FUNCTION TABLE OUTPUT ENABLE DATA INPUT OUTPUT Y 1OE, 2OE INPUT A Y H X Z L L L L H H logic symbol† 1OE 20 23 1A1 22 1A2 21 1A3 20 1A4 EN 24 1Y1 1 1Y2 2 1Y3 3 1Y4 4 2OE 17 2A1 16 2A2 15 2A3 14 2A4 EN 13 2Y1 9 2Y2 10 2Y3 11 2Y4 12 † This symbol is in accordance with ANSI/IEEE Std 91-1984 and IEC Publication 617-12. Copyright © 1996, Texas Instruments Incorporated PRODUCTION DATA information is current as of publication date. Products conform to specifications per the terms of Texas Instruments standard warranty. Production processing does not necessarily include testing of all parameters. Please be aware that an important notice concerning availability, standard warranty, and use in critical applications of Texas Instruments semiconductor products and disclaimers thereto appears at the end of this data sheet. EPIC is a trademark of Texas Instruments Incorporated. 1 2 3 4 5 6 7 8 9 10 11 12 24 23 22 21 20 19 18 17 16 15 14 13 1Y1 1Y2 1Y3 1Y4 GND GND GND GND 2Y1 2Y2 2Y3 2Y4 1OE 1A1 1A2 1A3 1A4 VCC VCC 2A1 2A2 2A3 2A4 2OE DB, DW, NT, OR PW PACKAGE (TOP VIEW) |
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